Alexandre L'Heureux is a Canadian actor from Montreal, Quebec, primarily known for his work in French Canadian dubbing and his appearances in Quebec television series and theatre. He is a francophone actor and a graduate of the National Theater School of Canada.

In the realm of voice acting, L'Heureux is most recognized for providing the French Canadian voice for the character Wynton Styles in the anime series Bakugan Battle Planet and its sequel, Bakugan: Armored Alliance. These series were dubbed by the studio Difuze in Quebec. His vocal profile is suited for teen and young adult roles, and he possesses a natural French Canadian accent, as well as the ability to perform a Parisian accent.

Beyond anime, his dubbing work encompasses a wide range of live-action films and television series. Notably, he dubbed the performance of actor James McAvoy in the films Split and Glass. His other dubbing credits include the film Fast and Furious 9 and the television series Vikings, where he voiced the character Hvitserk for the show's later seasons.

In addition to his voice work, L'Heureux is an accomplished on-screen actor with roles in prominent Quebec television series such as District 31, 30 vies, and Ruptures. He gained wider public recognition in 2020 for creating humorous viral videos about the COVID-19 pandemic. This comedic work led to three award nominations: two at the Gala Les Olivier for COVID-related content and one for Best Actor in a digital comedy category at the Gala Les Prix Gémeaux.